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我对matlab了解不多。 我有一张图片(png格式)。如何将格式更改为jpeg?我需要一个命令来对图像进行 DCT
谢谢你
如果您只想将png转换为jpeg,您可以执行以下操作:
imwrite( imread( [imFilename, '.png'] ), [imFilename, '.jpg'] );